/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package slt.Controller;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;import connection.PostgreSQLConnection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.logging.Level;
import java.util.logging.Logger;
import slt.Model.User;

/**
 *
 * @author aden0_000
 */
@WebServlet(name = "usercontroller", urlPatterns = {"/usercontroller"})
public class usercontroller extends HttpServlet {
     private final PostgreSQLConnection conn = new PostgreSQLConnection();

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        
        
           String username = request.getParameter("username");
            String password = request.getParameter("password") ;    
        
            conn.startConnection();
            String query =  "SELECT username, password "
                    + "FROM users "
                    + "where username = '"+username+"' AND  password = '"+password+ "'";
         try {
             PreparedStatement pstmt = conn.getConnection().prepareStatement(query);
             
             ResultSet rs = pstmt.executeQuery();
             
             
             if ( rs.next()) {
                 
                 
         response.sendRedirect("/SLT/message/view");
  
                 
             }
             else 
                 
                 response.sendRedirect("/SLT/loginerror.jsp");
             
             
         
    
                 
                 
                 
             
             
             
           //  System.out.println(""+ rs.getString(1));
             
         } catch (SQLException ex) {
             Logger.getLogger(usercontroller.class.getName()).log(Level.SEVERE, null, ex);
         }
    }
         
       
            
      

                  
           
        
    

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
